INTERDIGITAL INC

Ticker: IDCC CUSIP: 45867G101 Class: EQTY

FRED ALGER MANAGEMENT, LLC's Holding History (CIK: 0000003520)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 21,814 Value ($000) $6,945 Avg Close $353.55 Range $314.37 - $412.60

Q3 2025

Shares 27,443 Value ($000) $9,474 Avg Close $271.66 Range $213.06 - $360.30

Q2 2025

Shares 30,871 Value ($000) $6,922 Avg Close $211.87 Range $180.60 - $237.50

Q1 2025

Shares 58,821 Value ($000) $12,161 Avg Close $201.31 Range $169.58 - $231.97

Q4 2024

Shares 30,854 Value ($000) $5,977 Avg Close $174.85 Range $140.47 - $203.90

Q3 2024

Shares 30,878 Value ($000) $4,373 Avg Close $131.08 Range $115.10 - $143.96

Q2 2024

Shares 26,777 Value ($000) $3,121 Avg Close $106.87 Range $95.33 - $119.10

Q1 2024

Shares 27,182 Value ($000) $2,894 Avg Close $105.70 Range $100.55 - $119.86

Q4 2023

Shares 2,107 Value ($000) $229 Avg Close $92.54 Range $74.65 - $111.79

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	21,814	$6,945	$353.55	$314.37 - $412.60
Q3 2025	27,443	$9,474	$271.66	$213.06 - $360.30
Q2 2025	30,871	$6,922	$211.87	$180.60 - $237.50
Q1 2025	58,821	$12,161	$201.31	$169.58 - $231.97
Q4 2024	30,854	$5,977	$174.85	$140.47 - $203.90
Q3 2024	30,878	$4,373	$131.08	$115.10 - $143.96
Q2 2024	26,777	$3,121	$106.87	$95.33 - $119.10
Q1 2024	27,182	$2,894	$105.70	$100.55 - $119.86
Q4 2023	2,107	$229	$92.54	$74.65 - $111.79